books.google.de - On September 27, 1939, less than four weeks after the Nazi invasion, Poland ceased to exist as a nation. Only three weeks had passed since ten-year-old Hanna Davidson had said goodbye to her father, Simon, and older brother, Kazik, who had been drafted and sent to defend Warsaw. Now she believed she...https://books.google.de/books/about/East_of_the_Storm.html?hl=de&id=9dzhkL9_OHwC&q=knew&utm_source=gb-gplus-shareEast of the Storm